$t->skip('SQLite needed to run these tests', $plan);
    return;
}
// initialize the storage
$database = new sfPDODatabase(array('dsn' => 'sqlite::memory:'));
$connection = $database->getConnection();
$connection->exec('CREATE TABLE session (sess_id, sess_data, sess_time)');
ini_set('session.use_cookies', 0);
$session_id = "1";
$storage = new sfPDOSessionStorage(array('db_table' => 'session', 'session_id' => $session_id, 'database' => $database));
$t->ok($storage instanceof sfStorage, 'sfPDOSessionStorage is an instance of sfStorage');
$t->ok($storage instanceof sfDatabaseSessionStorage, 'sfPDOSessionStorage is an instance of sfDatabaseSessionStorage');
// regenerate()
$oldSessionData = 'foo:bar';
$storage->sessionWrite($session_id, $oldSessionData);
$storage->regenerate(false);
$newSessionData = 'foo:bar:baz';
$storage->sessionWrite(session_id(), $newSessionData);
$t->isnt(session_id(), $session_id, 'regenerate() regenerated the session with a different session id');
// checking if the old session record still exists
$result = $connection->query(sprintf('SELECT sess_id, sess_data FROM session WHERE sess_id = "%s"', $session_id));
$data = $result->fetchAll();
$t->is(count($data), 1, 'regenerate() has kept destroyed old session');
// checking if the new session record has been created
$result = $connection->query(sprintf('SELECT sess_id, sess_data FROM session WHERE sess_id = "%s"', session_id()));
$data = $result->fetchAll();
$t->is(count($data), 1, 'regenerate() has created a new session record');
$t->is($data[0]['sess_data'], $newSessionData, 'regenerate() has created a new record with correct data');
$session_id = session_id();
// sessionRead()
try {